205419564

素因数分解:

$2^2\times 3^5\times 7^2\times {\mathrm{19}}^1\times {\mathrm{227}}^1$

素因数の和:279

約数の個数: 216

約数和(自身を含む): 662276160

約数和(自身を除く): 456856596

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 49, 54, 57, 63, 76, 81, 84, 98, 108, 114, 126, 133, 147, 162, 171, 189, 196, 227, 228, 243, 252, 266, 294, 324, 342, 378, 399, 441, 454, 486, 513, 532, 567, 588, 681, 684, 756, 798, 882, 908, 931, 972, 1026, 1134, 1197, 1323, 1362, 1539, 1589, 1596, 1701, 1764, 1862, 2043, 2052, 2268, 2394, 2646, 2724, 2793, 3078, 3178, 3402, 3591, 3724, 3969, 4086, 4313, 4617, 4767, 4788, 5292, 5586, 6129, 6156, 6356, 6804, 7182, 7938, 8172, 8379, 8626, 9234, 9534, 10773, 11123, 11172, 11907, 12258, 12939, 14301, 14364, 15876, 16758, 17252, 18387, 18468, 19068, 21546, 22246, 23814, 24516, 25137, 25878, 28602, 30191, 32319, 33369, 33516, 36774, 38817, 42903, 43092, 44492, 47628, 50274, 51756, 55161, 57204, 60382, 64638, 66738, 73548, 75411, 77634, 85806, 90573, 100107, 100548, 110322, 116451, 120764, 128709, 129276, 133476, 150822, 155268, 171612, 181146, 200214, 211337, 220644, 226233, 232902, 257418, 271719, 300321, 301644, 349353, 362292, 386127, 400428, 422674, 452466, 465804, 514836, 543438, 600642, 634011, 698706, 772254, 815157, 845348, 900963, 904932, 1048059, 1086876, 1201284, 1268022, 1397412, 1544508, 1630314, 1801926, 1902033, 2096118, 2445471, 2536044, 2702889, 3260628, 3603852, 3804066, 4192236, 4890942, 5405778, 5706099, 7336413, 7608132, 9781884, 10811556, 11412198, 14672826, 17118297, 22824396, 29345652, 34236594, 51354891, 68473188, 102709782, 205419564]

約数ペア:

[(1, 205419564), (2, 102709782), (3, 68473188), (4, 51354891), (6, 34236594), (7, 29345652), (9, 22824396), (12, 17118297), (14, 14672826), (18, 11412198), (19, 10811556), (21, 9781884), (27, 7608132), (28, 7336413), (36, 5706099), (38, 5405778), (42, 4890942), (49, 4192236), (54, 3804066), (57, 3603852), (63, 3260628), (76, 2702889), (81, 2536044), (84, 2445471), (98, 2096118), (108, 1902033), (114, 1801926), (126, 1630314), (133, 1544508), (147, 1397412), (162, 1268022), (171, 1201284), (189, 1086876), (196, 1048059), (227, 904932), (228, 900963), (243, 845348), (252, 815157), (266, 772254), (294, 698706), (324, 634011), (342, 600642), (378, 543438), (399, 514836), (441, 465804), (454, 452466), (486, 422674), (513, 400428), (532, 386127), (567, 362292), (588, 349353), (681, 301644), (684, 300321), (756, 271719), (798, 257418), (882, 232902), (908, 226233), (931, 220644), (972, 211337), (1026, 200214), (1134, 181146), (1197, 171612), (1323, 155268), (1362, 150822), (1539, 133476), (1589, 129276), (1596, 128709), (1701, 120764), (1764, 116451), (1862, 110322), (2043, 100548), (2052, 100107), (2268, 90573), (2394, 85806), (2646, 77634), (2724, 75411), (2793, 73548), (3078, 66738), (3178, 64638), (3402, 60382), (3591, 57204), (3724, 55161), (3969, 51756), (4086, 50274), (4313, 47628), (4617, 44492), (4767, 43092), (4788, 42903), (5292, 38817), (5586, 36774), (6129, 33516), (6156, 33369), (6356, 32319), (6804, 30191), (7182, 28602), (7938, 25878), (8172, 25137), (8379, 24516), (8626, 23814), (9234, 22246), (9534, 21546), (10773, 19068), (11123, 18468), (11172, 18387), (11907, 17252), (12258, 16758), (12939, 15876), (14301, 14364)]